# DeepSeek V4.1 Flash

DeepSeek V4.1 Flash is an AI model from DeepSeek designed for fast, efficient multimodal interactions. It combines native multimodal capabilities with a new architecture focused on stronger performance, faster responses, and lower computational cost.

- **Model ID:** `deepseek/deepseek-v4.1-flash`
- **Type:** chat
- **Providers:** deepseek, novita, deepinfra, morph, fireworks, gmicloud, parasail, baseten, wafer, modal, particle, togetherai, alibaba, relace, boundless, runware, inference-net, runinfra, vertex, pareto, digitalocean, tencent
- **Context window:** 1,048,576
- **Maximum output tokens:** 1,048,576
- **Pricing:** $0.019/1M input tokens, $0.30/1M output tokens
- **Canonical page:** https://vercel.com/ai-gateway/models/deepseek-v4.1-flash

## Supported parameters

Detailed capability metadata has not been reported for this model.

## Example

```ts
import { streamText } from 'ai'

const result = streamText({
  model: 'deepseek/deepseek-v4.1-flash',
  prompt: 'Why is the sky blue?'
})
```

## Links

- [Model page](https://vercel.com/ai-gateway/models/deepseek-v4.1-flash)
- [AI Gateway documentation](https://vercel.com/docs/ai-gateway)
- [Provider model documentation](https://api-docs.deepseek.com/quick_start/pricing)
- [Provider pricing](https://api-docs.deepseek.com/quick_start/pricing)